package Holle;

import java.util.Scanner;

public class 英寸 {

	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		System.out.println("请输入英寸数：");
		double a = in.nextDouble();
		double b = a * 2.54;
		System.out.println(a + "英寸=" + b + "厘米");

	}

}
